Pith Number

pith:5LBHKVE6

pith:2020:5LBHKVE6TBICCDLJGPBGY5TCZ4

not attested not anchored not stored refs pending

Unsupervised machine learning and band topology

Mathias S. Scheurer, Robert-Jan Slager

arxiv:2001.01711 v1 · 2020-01-06 · cond-mat.mes-hall · cond-mat.str-el · physics.comp-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{5LBHKVE6TBICCDLJGPBGY5TCZ4}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-05T01:07:12.657738Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

eac275549e9850210d6933c26c7662cf3c7c9afeee1a58e06ea2191f02d0f815

Aliases

arxiv: 2001.01711 · arxiv_version: 2001.01711v1 · doi: 10.48550/arxiv.2001.01711 · pith_short_12: 5LBHKVE6TBIC · pith_short_16: 5LBHKVE6TBICCDLJ · pith_short_8: 5LBHKVE6

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/5LBHKVE6TBICCDLJGPBGY5TCZ4 \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: eac275549e9850210d6933c26c7662cf3c7c9afeee1a58e06ea2191f02d0f815

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "17b4baf55f9f94822b9356a187f9225bd2d69e60a423ffe5457d3b740f55cb85",
    "cross_cats_sorted": [
      "cond-mat.str-el",
      "physics.comp-ph"
    ],
    "license": "http://arxiv.org/licenses/nonexclusive-distrib/1.0/",
    "primary_cat": "cond-mat.mes-hall",
    "submitted_at": "2020-01-06T18:54:53Z",
    "title_canon_sha256": "d969f13703246378e95b80cf3cc1b84775b778b2f2ff3d3f4eb27f845dea370b"
  },
  "schema_version": "1.0",
  "source": {
    "id": "2001.01711",
    "kind": "arxiv",
    "version": 1
  }
}